@book{21003,
	author = {Symposium on Vitamins in the Elderly, and Exton-Smith, A. N., and Royal College of Physicians of London.},
	title = {Vitamins in the elderly:},
	publisher = {J. Wright,},
	year = {1968.},
	address = {Bristol,},
	note = {Distributed in the U.S.A. by Williams & Wilkins Co., Baltimore.}
}